plzzz tell me the solution of this question
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Let the tens digit be x
and the units digit be y
The no.= 10x+y
Given,
x+y= 9
=> y= 9-x
No.= 6(unit digit)
10x+y= 6y
=>10x = 5y
=> x= 2y
Substitute y value
x= 2(9-x)
=> x= 18 - 2x
=> 3x= 18
=> x= 6
•°• tens digit x=6
and
y= 9-x= 9-6= 3
•°• Units digit y= 3
•°• The no. = 63
;)
hope it helps
and the units digit be y
The no.= 10x+y
Given,
x+y= 9
=> y= 9-x
No.= 6(unit digit)
10x+y= 6y
=>10x = 5y
=> x= 2y
Substitute y value
x= 2(9-x)
=> x= 18 - 2x
=> 3x= 18
=> x= 6
•°• tens digit x=6
and
y= 9-x= 9-6= 3
•°• Units digit y= 3
•°• The no. = 63
;)
hope it helps
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